(function () {
  // CommonJS require()

  function require(p) {
    var path = require.resolve(p),
      mod = require.modules[path];
    if (!mod) throw new Error('failed to require "' + p + '"');
    if (!mod.exports) {
      mod.exports = {};
      mod.call(mod.exports, mod, mod.exports, require.relative(path));
    }
    return mod.exports;
  }

  require.modules = {};

  require.resolve = function (path) {
    var orig = path,
      reg = path + '.js',
      index = path + '/index.js';
    return (require.modules[reg] && reg) || (require.modules[index] && index) || orig;
  };

  require.register = function (path, fn) {
    require.modules[path] = fn;
  };

  require.relative = function (parent) {
    return function (p) {
      if ('.' != p.charAt(0)) return require(p);

      var path = parent.split('/'),
        segs = p.split('/');
      path.pop();

      for (var i = 0; i < segs.length; i++) {
        var seg = segs[i];
        if ('..' == seg) path.pop();
        else if ('.' != seg) path.push(seg);
      }

      return require(path.join('/'));
    };
  };

  require.register('browser/debug.js', function (module, exports, require) {
    module.exports = function (type) {
      return function () {};
    };
  }); // module: browser/debug.js

  require.register('browser/diff.js', function (module, exports, require) {}); // module: browser/diff.js

  require.register('browser/events.js', function (module, exports, require) {
    /**
     * Module exports.
     */

    exports.EventEmitter = EventEmitter;

    /**
     * Check if `obj` is an array.
     */

    function isArray(obj) {
      return '[object Array]' == {}.toString.call(obj);
    }

    /**
     * Event emitter constructor.
     *
     * @api public
     */

    function EventEmitter() {}

    /**
     * Adds a listener.
     *
     * @api public
     */

    EventEmitter.prototype.on = function (name, fn) {
      if (!this.$events) {
        this.$events = {};
      }

      if (!this.$events[name]) {
        this.$events[name] = fn;
      } else if (isArray(this.$events[name])) {
        this.$events[name].push(fn);
      } else {
        this.$events[name] = [this.$events[name], fn];
      }

      return this;
    };

    EventEmitter.prototype.addListener = EventEmitter.prototype.on;

    /**
     * Adds a volatile listener.
     *
     * @api public
     */

    EventEmitter.prototype.once = function (name, fn) {
      var self = this;

      function on() {
        self.removeListener(name, on);
        fn.apply(this, arguments);
      }

      on.listener = fn;
      this.on(name, on);

      return this;
    };

    /**
     * Removes a listener.
     *
     * @api public
     */

    EventEmitter.prototype.removeListener = function (name, fn) {
      if (this.$events && this.$events[name]) {
        var list = this.$events[name];

        if (isArray(list)) {
          var pos = -1;

          for (var i = 0, l = list.length; i < l; i++) {
            if (list[i] === fn || (list[i].listener && list[i].listener === fn)) {
              pos = i;
              break;
            }
          }

          if (pos < 0) {
            return this;
          }

          list.splice(pos, 1);

          if (!list.length) {
            delete this.$events[name];
          }
        } else if (list === fn || (list.listener && list.listener === fn)) {
          delete this.$events[name];
        }
      }

      return this;
    };

    /**
     * Removes all listeners for an event.
     *
     * @api public
     */

    EventEmitter.prototype.removeAllListeners = function (name) {
      if (name === undefined) {
        this.$events = {};
        return this;
      }

      if (this.$events && this.$events[name]) {
        this.$events[name] = null;
      }

      return this;
    };

    /**
     * Gets all listeners for a certain event.
     *
     * @api public
     */

    EventEmitter.prototype.listeners = function (name) {
      if (!this.$events) {
        this.$events = {};
      }

      if (!this.$events[name]) {
        this.$events[name] = [];
      }

      if (!isArray(this.$events[name])) {
        this.$events[name] = [this.$events[name]];
      }

      return this.$events[name];
    };

    /**
     * Emits an event.
     *
     * @api public
     */

    EventEmitter.prototype.emit = function (name) {
      if (!this.$events) {
        return false;
      }

      var handler = this.$events[name];

      if (!handler) {
        return false;
      }

      var args = [].slice.call(arguments, 1);

      if ('function' == typeof handler) {
        handler.apply(this, args);
      } else if (isArray(handler)) {
        var listeners = handler.slice();

        for (var i = 0, l = listeners.length; i < l; i++) {
          listeners[i].apply(this, args);
        }
      } else {
        return false;
      }

      return true;
    };
  }); // module: browser/events.js

  require.register('browser/fs.js', function (module, exports, require) {}); // module: browser/fs.js

  require.register('browser/path.js', function (module, exports, require) {}); // module: browser/path.js

  require.register('browser/progress.js', function (module, exports, require) {
    /**
     * Expose `Progress`.
     */

    module.exports = Progress;

    /**
     * Initialize a new `Progress` indicator.
     */

    function Progress() {
      this.percent = 0;
      this.size(0);
      this.fontSize(11);
      this.font('helvetica, arial, sans-serif');
    }

    /**
     * Set progress size to `n`.
     *
     * @param {Number} n
     * @return {Progress} for chaining
     * @api public
     */

    Progress.prototype.size = function (n) {
      this._size = n;
      return this;
    };

    /**
     * Set text to `str`.
     *
     * @param {String} str
     * @return {Progress} for chaining
     * @api public
     */

    Progress.prototype.text = function (str) {
      this._text = str;
      return this;
    };

    /**
     * Set font size to `n`.
     *
     * @param {Number} n
     * @return {Progress} for chaining
     * @api public
     */

    Progress.prototype.fontSize = function (n) {
      this._fontSize = n;
      return this;
    };

    /**
     * Set font `family`.
     *
     * @param {String} family
     * @return {Progress} for chaining
     */

    Progress.prototype.font = function (family) {
      this._font = family;
      return this;
    };

    /**
     * Update percentage to `n`.
     *
     * @param {Number} n
     * @return {Progress} for chaining
     */

    Progress.prototype.update = function (n) {
      this.percent = n;
      return this;
    };

    /**
     * Draw on `ctx`.
     *
     * @param {CanvasRenderingContext2d} ctx
     * @return {Progress} for chaining
     */

    Progress.prototype.draw = function (ctx) {
      var percent = Math.min(this.percent, 100),
        size = this._size,
        half = size / 2,
        x = half,
        y = half,
        rad = half - 1,
        fontSize = this._fontSize;

      ctx.font = fontSize + 'px ' + this._font;

      var angle = Math.PI * 2 * (percent / 100);
      ctx.clearRect(0, 0, size, size);

      // outer circle
      ctx.strokeStyle = '#9f9f9f';
      ctx.beginPath();
      ctx.arc(x, y, rad, 0, angle, false);
      ctx.stroke();

      // inner circle
      ctx.strokeStyle = '#eee';
      ctx.beginPath();
      ctx.arc(x, y, rad - 1, 0, angle, true);
      ctx.stroke();

      // text
      var text = this._text || (percent | 0) + '%',
        w = ctx.measureText(text).width;

      ctx.fillText(text, x - w / 2 + 1, y + fontSize / 2 - 1);

      return this;
    };
  }); // module: browser/progress.js

  require.register('browser/tty.js', function (module, exports, require) {
    exports.isatty = function () {
      return true;
    };

    exports.getWindowSize = function () {
      return [window.innerHeight, window.innerWidth];
    };
  }); // module: browser/tty.js

  require.register('context.js', function (module, exports, require) {
    /**
     * Expose `Context`.
     */

    module.exports = Context;

    /**
     * Initialize a new `Context`.
     *
     * @api private
     */

    function Context() {}

    /**
     * Set or get the context `Runnable` to `runnable`.
     *
     * @param {Runnable} runnable
     * @return {Context}
     * @api private
     */

    Context.prototype.runnable = function (runnable) {
      if (0 == arguments.length) return this._runnable;
      this.test = this._runnable = runnable;
      return this;
    };

    /**
     * Set test timeout `ms`.
     *
     * @param {Number} ms
     * @return {Context} self
     * @api private
     */

    Context.prototype.timeout = function (ms) {
      this.runnable().timeout(ms);
      return this;
    };

    /**
     * Set test slowness threshold `ms`.
     *
     * @param {Number} ms
     * @return {Context} self
     * @api private
     */

    Context.prototype.slow = function (ms) {
      this.runnable().slow(ms);
      return this;
    };

    /**
     * Inspect the context void of `._runnable`.
     *
     * @return {String}
     * @api private
     */

    Context.prototype.inspect = function () {
      return JSON.stringify(
        this,
        function (key, val) {
          if ('_runnable' == key) return;
          if ('test' == key) return;
          return val;
        },
        2,
      );
    };
  }); // module: context.js

  require.register('hook.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Runnable = require('./runnable');

    /**
     * Expose `Hook`.
     */

    module.exports = Hook;

    /**
     * Initialize a new `Hook` with the given `title` and callback `fn`.
     *
     * @param {String} title
     * @param {Function} fn
     * @api private
     */

    function Hook(title, fn) {
      Runnable.call(this, title, fn);
      this.type = 'hook';
    }

    /**
     * Inherit from `Runnable.prototype`.
     */

    Hook.prototype = new Runnable();
    Hook.prototype.constructor = Hook;

    /**
     * Get or set the test `err`.
     *
     * @param {Error} err
     * @return {Error}
     * @api public
     */

    Hook.prototype.error = function (err) {
      if (0 == arguments.length) {
        var err = this._error;
        this._error = null;
        return err;
      }

      this._error = err;
    };
  }); // module: hook.js

  require.register('interfaces/bdd.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Suite = require('../suite'),
      Test = require('../test');

    /**
     * BDD-style interface:
     *
     *      describe('Array', function(){
     *        describe('#indexOf()', function(){
     *          it('should return -1 when not present', function(){
     *
     *          });
     *
     *          it('should return the index when present', function(){
     *
     *          });
     *        });
     *      });
     *
     */

    module.exports = function (suite) {
      var suites = [suite];

      suite.on('pre-require', function (context, file, mocha) {
        /**
         * Execute before running tests.
         */

        context.before = function (fn) {
          suites[0].beforeAll(fn);
        };

        /**
         * Execute after running tests.
         */

        context.after = function (fn) {
          suites[0].afterAll(fn);
        };

        /**
         * Execute before each test case.
         */

        context.beforeEach = function (fn) {
          suites[0].beforeEach(fn);
        };

        /**
         * Execute after each test case.
         */

        context.afterEach = function (fn) {
          suites[0].afterEach(fn);
        };

        /**
         * Describe a "suite" with the given `title`
         * and callback `fn` containing nested suites
         * and/or tests.
         */

        context.describe = context.context = function (title, fn) {
          var suite = Suite.create(suites[0], title);
          suites.unshift(suite);
          fn.call(suite);
          suites.shift();
          return suite;
        };

        /**
         * Pending describe.
         */

        context.xdescribe =
          context.xcontext =
          context.describe.skip =
            function (title, fn) {
              var suite = Suite.create(suites[0], title);
              suite.pending = true;
              suites.unshift(suite);
              fn.call(suite);
              suites.shift();
            };

        /**
         * Exclusive suite.
         */

        context.describe.only = function (title, fn) {
          var suite = context.describe(title, fn);
          mocha.grep(suite.fullTitle());
        };

        /**
         * Describe a specification or test-case
         * with the given `title` and callback `fn`
         * acting as a thunk.
         */

        context.it = context.specify = function (title, fn) {
          var suite = suites[0];
          if (suite.pending) var fn = null;
          var test = new Test(title, fn);
          suite.addTest(test);
          return test;
        };

        /**
         * Exclusive test-case.
         */

        context.it.only = function (title, fn) {
          var test = context.it(title, fn);
          mocha.grep(test.fullTitle());
        };

        /**
         * Pending test case.
         */

        context.xit =
          context.xspecify =
          context.it.skip =
            function (title) {
              context.it(title);
            };
      });
    };
  }); // module: interfaces/bdd.js

  require.register('interfaces/exports.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Suite = require('../suite'),
      Test = require('../test');

    /**
     * TDD-style interface:
     *
     *     exports.Array = {
     *       '#indexOf()': {
     *         'should return -1 when the value is not present': function(){
     *
     *         },
     *
     *         'should return the correct index when the value is present': function(){
     *
     *         }
     *       }
     *     };
     *
     */

    module.exports = function (suite) {
      var suites = [suite];

      suite.on('require', visit);

      function visit(obj) {
        var suite;
        for (var key in obj) {
          if ('function' == typeof obj[key]) {
            var fn = obj[key];
            switch (key) {
              case 'before':
                suites[0].beforeAll(fn);
                break;
              case 'after':
                suites[0].afterAll(fn);
                break;
              case 'beforeEach':
                suites[0].beforeEach(fn);
                break;
              case 'afterEach':
                suites[0].afterEach(fn);
                break;
              default:
                suites[0].addTest(new Test(key, fn));
            }
          } else {
            var suite = Suite.create(suites[0], key);
            suites.unshift(suite);
            visit(obj[key]);
            suites.shift();
          }
        }
      }
    };
  }); // module: interfaces/exports.js

  require.register('interfaces/index.js', function (module, exports, require) {
    exports.bdd = require('./bdd');
    exports.tdd = require('./tdd');
    exports.qunit = require('./qunit');
    exports.exports = require('./exports');
  }); // module: interfaces/index.js

  require.register('interfaces/qunit.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Suite = require('../suite'),
      Test = require('../test');

    /**
     * QUnit-style interface:
     *
     *     suite('Array');
     *
     *     test('#length', function(){
     *       var arr = [1,2,3];
     *       ok(arr.length == 3);
     *     });
     *
     *     test('#indexOf()', function(){
     *       var arr = [1,2,3];
     *       ok(arr.indexOf(1) == 0);
     *       ok(arr.indexOf(2) == 1);
     *       ok(arr.indexOf(3) == 2);
     *     });
     *
     *     suite('String');
     *
     *     test('#length', function(){
     *       ok('foo'.length == 3);
     *     });
     *
     */

    module.exports = function (suite) {
      var suites = [suite];

      suite.on('pre-require', function (context) {
        /**
         * Execute before running tests.
         */

        context.before = function (fn) {
          suites[0].beforeAll(fn);
        };

        /**
         * Execute after running tests.
         */

        context.after = function (fn) {
          suites[0].afterAll(fn);
        };

        /**
         * Execute before each test case.
         */

        context.beforeEach = function (fn) {
          suites[0].beforeEach(fn);
        };

        /**
         * Execute after each test case.
         */

        context.afterEach = function (fn) {
          suites[0].afterEach(fn);
        };

        /**
         * Describe a "suite" with the given `title`.
         */

        context.suite = function (title) {
          if (suites.length > 1) suites.shift();
          var suite = Suite.create(suites[0], title);
          suites.unshift(suite);
        };

        /**
         * Describe a specification or test-case
         * with the given `title` and callback `fn`
         * acting as a thunk.
         */

        context.test = function (title, fn) {
          suites[0].addTest(new Test(title, fn));
        };
      });
    };
  }); // module: interfaces/qunit.js

  require.register('interfaces/tdd.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Suite = require('../suite'),
      Test = require('../test');

    /**
     * TDD-style interface:
     *
     *      suite('Array', function(){
     *        suite('#indexOf()', function(){
     *          suiteSetup(function(){
     *
     *          });
     *
     *          test('should return -1 when not present', function(){
     *
     *          });
     *
     *          test('should return the index when present', function(){
     *
     *          });
     *
     *          suiteTeardown(function(){
     *
     *          });
     *        });
     *      });
     *
     */

    module.exports = function (suite) {
      var suites = [suite];

      suite.on('pre-require', function (context, file, mocha) {
        /**
         * Execute before each test case.
         */

        context.setup = function (fn) {
          suites[0].beforeEach(fn);
        };

        /**
         * Execute after each test case.
         */

        context.teardown = function (fn) {
          suites[0].afterEach(fn);
        };

        /**
         * Execute before the suite.
         */

        context.suiteSetup = function (fn) {
          suites[0].beforeAll(fn);
        };

        /**
         * Execute after the suite.
         */

        context.suiteTeardown = function (fn) {
          suites[0].afterAll(fn);
        };

        /**
         * Describe a "suite" with the given `title`
         * and callback `fn` containing nested suites
         * and/or tests.
         */

        context.suite = function (title, fn) {
          var suite = Suite.create(suites[0], title);
          suites.unshift(suite);
          fn.call(suite);
          suites.shift();
          return suite;
        };

        /**
         * Exclusive test-case.
         */

        context.suite.only = function (title, fn) {
          var suite = context.suite(title, fn);
          mocha.grep(suite.fullTitle());
        };

        /**
         * Describe a specification or test-case
         * with the given `title` and callback `fn`
         * acting as a thunk.
         */

        context.test = function (title, fn) {
          var test = new Test(title, fn);
          suites[0].addTest(test);
          return test;
        };

        /**
         * Exclusive test-case.
         */

        context.test.only = function (title, fn) {
          var test = context.test(title, fn);
          mocha.grep(test.fullTitle());
        };

        /**
         * Pending test case.
         */

        context.test.skip = function (title) {
          context.test(title);
        };
      });
    };
  }); // module: interfaces/tdd.js

  require.register('mocha.js', function (module, exports, require) {
    /*!
     * mocha
     * Copyright(c) 2011 TJ Holowaychuk <tj@vision-media.ca>
     * MIT Licensed
     */

    /**
     * Module dependencies.
     */

    var path = require('browser/path'),
      utils = require('./utils');

    /**
     * Expose `Mocha`.
     */

    exports = module.exports = Mocha;

    /**
     * Expose internals.
     */

    exports.utils = utils;
    exports.interfaces = require('./interfaces');
    exports.reporters = require('./reporters');
    exports.Runnable = require('./runnable');
    exports.Context = require('./context');
    exports.Runner = require('./runner');
    exports.Suite = require('./suite');
    exports.Hook = require('./hook');
    exports.Test = require('./test');

    /**
     * Return image `name` path.
     *
     * @param {String} name
     * @return {String}
     * @api private
     */

    function image(name) {
      return __dirname + '/../images/' + name + '.png';
    }

    /**
     * Setup mocha with `options`.
     *
     * Options:
     *
     *   - `ui` name "bdd", "tdd", "exports" etc
     *   - `reporter` reporter instance, defaults to `mocha.reporters.Dot`
     *   - `globals` array of accepted globals
     *   - `timeout` timeout in milliseconds
     *   - `slow` milliseconds to wait before considering a test slow
     *   - `ignoreLeaks` ignore global leaks
     *   - `grep` string or regexp to filter tests with
     *
     * @param {Object} options
     * @api public
     */

    function Mocha(options) {
      options = options || {};
      this.files = [];
      this.options = options;
      this.grep(options.grep);
      this.suite = new exports.Suite('', new exports.Context());
      this.ui(options.ui);
      this.reporter(options.reporter);
      if (options.timeout) this.timeout(options.timeout);
      if (options.slow) this.slow(options.slow);
    }

    /**
     * Add test `file`.
     *
     * @param {String} file
     * @api public
     */

    Mocha.prototype.addFile = function (file) {
      this.files.push(file);
      return this;
    };

    /**
     * Set reporter to `reporter`, defaults to "dot".
     *
     * @param {String|Function} reporter name of a reporter or a reporter constructor
     * @api public
     */

    Mocha.prototype.reporter = function (reporter) {
      if ('function' == typeof reporter) {
        this._reporter = reporter;
      } else {
        reporter = reporter || 'dot';
        try {
          this._reporter = require('./reporters/' + reporter);
        } catch (err) {
          this._reporter = require(reporter);
        }
        if (!this._reporter) throw new Error('invalid reporter "' + reporter + '"');
      }
      return this;
    };

    /**
     * Set test UI `name`, defaults to "bdd".
     *
     * @param {String} bdd
     * @api public
     */

    Mocha.prototype.ui = function (name) {
      name = name || 'bdd';
      this._ui = exports.interfaces[name];
      if (!this._ui) throw new Error('invalid interface "' + name + '"');
      this._ui = this._ui(this.suite);
      return this;
    };

    /**
     * Load registered files.
     *
     * @api private
     */

    Mocha.prototype.loadFiles = function (fn) {
      var self = this;
      var suite = this.suite;
      var pending = this.files.length;
      this.files.forEach(function (file) {
        file = path.resolve(file);
        suite.emit('pre-require', global, file, self);
        suite.emit('require', require(file), file, self);
        suite.emit('post-require', global, file, self);
        --pending || (fn && fn());
      });
    };

    /**
     * Enable growl support.
     *
     * @api private
     */

    Mocha.prototype._growl = function (runner, reporter) {
      var notify = require('growl');

      runner.on('end', function () {
        var stats = reporter.stats;
        if (stats.failures) {
          var msg = stats.failures + ' of ' + runner.total + ' tests failed';
          notify(msg, { name: 'mocha', title: 'Failed', image: image('error') });
        } else {
          notify(stats.passes + ' tests passed in ' + stats.duration + 'ms', {
            name: 'mocha',
            title: 'Passed',
            image: image('ok'),
          });
        }
      });
    };

    /**
     * Add regexp to grep, if `re` is a string it is escaped.
     *
     * @param {RegExp|String} re
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.grep = function (re) {
      this.options.grep = 'string' == typeof re ? new RegExp(utils.escapeRegexp(re)) : re;
      return this;
    };

    /**
     * Invert `.grep()` matches.
     *
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.invert = function () {
      this.options.invert = true;
      return this;
    };

    /**
     * Ignore global leaks.
     *
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.ignoreLeaks = function () {
      this.options.ignoreLeaks = true;
      return this;
    };

    /**
     * Enable global leak checking.
     *
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.checkLeaks = function () {
      this.options.ignoreLeaks = false;
      return this;
    };

    /**
     * Enable growl support.
     *
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.growl = function () {
      this.options.growl = true;
      return this;
    };

    /**
     * Ignore `globals` array or string.
     *
     * @param {Array|String} globals
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.globals = function (globals) {
      this.options.globals = (this.options.globals || []).concat(globals);
      return this;
    };

    /**
     * Set the timeout in milliseconds.
     *
     * @param {Number} timeout
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.timeout = function (timeout) {
      this.suite.timeout(timeout);
      return this;
    };

    /**
     * Set slowness threshold in milliseconds.
     *
     * @param {Number} slow
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.slow = function (slow) {
      this.suite.slow(slow);
      return this;
    };

    /**
     * Makes all tests async (accepting a callback)
     *
     * @return {Mocha}
     * @api public
     */

    Mocha.prototype.asyncOnly = function () {
      this.options.asyncOnly = true;
      return this;
    };

    /**
     * Run tests and invoke `fn()` when complete.
     *
     * @param {Function} fn
     * @return {Runner}
     * @api public
     */

    Mocha.prototype.run = function (fn) {
      if (this.files.length) this.loadFiles();
      var suite = this.suite;
      var options = this.options;
      var runner = new exports.Runner(suite);
      var reporter = new this._reporter(runner);
      runner.ignoreLeaks = options.ignoreLeaks;
      runner.asyncOnly = options.asyncOnly;
      if (options.grep) runner.grep(options.grep, options.invert);
      if (options.globals) runner.globals(options.globals);
      if (options.growl) this._growl(runner, reporter);
      return runner.run(fn);
    };
  }); // module: mocha.js

  require.register('ms.js', function (module, exports, require) {
    /**
     * Helpers.
     */

    var s = 1000;
    var m = s * 60;
    var h = m * 60;
    var d = h * 24;

    /**
     * Parse or format the given `val`.
     *
     * @param {String|Number} val
     * @return {String|Number}
     * @api public
     */

    module.exports = function (val) {
      if ('string' == typeof val) return parse(val);
      return format(val);
    };

    /**
     * Parse the given `str` and return milliseconds.
     *
     * @param {String} str
     * @return {Number}
     * @api private
     */

    function parse(str) {
      var m = /^((?:\d+)?\.?\d+) *(ms|seconds?|s|minutes?|m|hours?|h|days?|d|years?|y)?$/i.exec(str);
      if (!m) return;
      var n = parseFloat(m[1]);
      var type = (m[2] || 'ms').toLowerCase();
      switch (type) {
        case 'years':
        case 'year':
        case 'y':
          return n * 31557600000;
        case 'days':
        case 'day':
        case 'd':
          return n * 86400000;
        case 'hours':
        case 'hour':
        case 'h':
          return n * 3600000;
        case 'minutes':
        case 'minute':
        case 'm':
          return n * 60000;
        case 'seconds':
        case 'second':
        case 's':
          return n * 1000;
        case 'ms':
          return n;
      }
    }

    /**
     * Format the given `ms`.
     *
     * @param {Number} ms
     * @return {String}
     * @api public
     */

    function format(ms) {
      if (ms == d) return Math.round(ms / d) + ' day';
      if (ms > d) return Math.round(ms / d) + ' days';
      if (ms == h) return Math.round(ms / h) + ' hour';
      if (ms > h) return Math.round(ms / h) + ' hours';
      if (ms == m) return Math.round(ms / m) + ' minute';
      if (ms > m) return Math.round(ms / m) + ' minutes';
      if (ms == s) return Math.round(ms / s) + ' second';
      if (ms > s) return Math.round(ms / s) + ' seconds';
      return ms + ' ms';
    }
  }); // module: ms.js

  require.register('reporters/base.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var tty = require('browser/tty'),
      diff = require('browser/diff'),
      ms = require('../ms');

    /**
     * Save timer references to avoid Sinon interfering (see GH-237).
     */

    var Date = global.Date,
      setTimeout = global.setTimeout,
      setInterval = global.setInterval,
      clearTimeout = global.clearTimeout,
      clearInterval = global.clearInterval;

    /**
     * Check if both stdio streams are associated with a tty.
     */

    var isatty = tty.isatty(1) && tty.isatty(2);

    /**
     * Expose `Base`.
     */

    exports = module.exports = Base;

    /**
     * Enable coloring by default.
     */

    exports.useColors = isatty;

    /**
     * Default color map.
     */

    exports.colors = {
      pass: 90,
      fail: 31,
      'bright pass': 92,
      'bright fail': 91,
      'bright yellow': 93,
      pending: 36,
      suite: 0,
      'error title': 0,
      'error message': 31,
      'error stack': 90,
      checkmark: 32,
      fast: 90,
      medium: 33,
      slow: 31,
      green: 32,
      light: 90,
      'diff gutter': 90,
      'diff added': 42,
      'diff removed': 41,
    };

    /**
     * Default symbol map.
     */

    exports.symbols = {
      ok: '✓',
      err: '✖',
      dot: '․',
    };

    // With node.js on Windows: use symbols available in terminal default fonts
    if ('win32' == process.platform) {
      exports.symbols.ok = '\u221A';
      exports.symbols.err = '\u00D7';
      exports.symbols.dot = '.';
    }

    /**
     * Color `str` with the given `type`,
     * allowing colors to be disabled,
     * as well as user-defined color
     * schemes.
     *
     * @param {String} type
     * @param {String} str
     * @return {String}
     * @api private
     */

    var color = (exports.color = function (type, str) {
      if (!exports.useColors) return str;
      return '\u001b[' + exports.colors[type] + 'm' + str + '\u001b[0m';
    });

    /**
     * Expose term window size, with some
     * defaults for when stderr is not a tty.
     */

    exports.window = {
      width: isatty ? (process.stdout.getWindowSize ? process.stdout.getWindowSize(1)[0] : tty.getWindowSize()[1]) : 75,
    };

    /**
     * Expose some basic cursor interactions
     * that are common among reporters.
     */

    exports.cursor = {
      hide: function () {
        process.stdout.write('\u001b[?25l');
      },

      show: function () {
        process.stdout.write('\u001b[?25h');
      },

      deleteLine: function () {
        process.stdout.write('\u001b[2K');
      },

      beginningOfLine: function () {
        process.stdout.write('\u001b[0G');
      },

      CR: function () {
        exports.cursor.deleteLine();
        exports.cursor.beginningOfLine();
      },
    };

    /**
     * Outut the given `failures` as a list.
     *
     * @param {Array} failures
     * @api public
     */

    exports.list = function (failures) {
      console.error();
      failures.forEach(function (test, i) {
        // format
        var fmt = color('error title', '  %s) %s:\n') + color('error message', '     %s') + color('error stack', '\n%s\n');

        // msg
        var err = test.err,
          message = err.message || '',
          stack = err.stack || message,
          index = stack.indexOf(message) + message.length,
          msg = stack.slice(0, index),
          actual = err.actual,
          expected = err.expected,
          escape = true;

        // explicitly show diff
        if (err.showDiff) {
          escape = false;
          err.actual = actual = JSON.stringify(actual, null, 2);
          err.expected = expected = JSON.stringify(expected, null, 2);
        }

        // actual / expected diff
        if ('string' == typeof actual && 'string' == typeof expected) {
          var len = Math.max(actual.length, expected.length);

          if (len < 20) msg = errorDiff(err, 'Chars', escape);
          else msg = errorDiff(err, 'Words', escape);

          // linenos
          var lines = msg.split('\n');
          if (lines.length > 4) {
            var width = String(lines.length).length;
            msg = lines
              .map(function (str, i) {
                return pad(++i, width) + ' |' + ' ' + str;
              })
              .join('\n');
          }

          // legend
          msg = '\n' + color('diff removed', 'actual') + ' ' + color('diff added', 'expected') + '\n\n' + msg + '\n';

          // indent
          msg = msg.replace(/^/gm, '      ');

          fmt = color('error title', '  %s) %s:\n%s') + color('error stack', '\n%s\n');
        }

        // indent stack trace without msg
        stack = stack.slice(index ? index + 1 : index).replace(/^/gm, '  ');

        console.error(fmt, i + 1, test.fullTitle(), msg, stack);
      });
    };

    /**
     * Initialize a new `Base` reporter.
     *
     * All other reporters generally
     * inherit from this reporter, providing
     * stats such as test duration, number
     * of tests passed / failed etc.
     *
     * @param {Runner} runner
     * @api public
     */

    function Base(runner) {
      var self = this,
        stats = (this.stats = { suites: 0, tests: 0, passes: 0, pending: 0, failures: 0 }),
        failures = (this.failures = []);

      if (!runner) return;
      this.runner = runner;

      runner.stats = stats;

      runner.on('start', function () {
        stats.start = new Date();
      });

      runner.on('suite', function (suite) {
        stats.suites = stats.suites || 0;
        suite.root || stats.suites++;
      });

      runner.on('test end', function (test) {
        stats.tests = stats.tests || 0;
        stats.tests++;
      });

      runner.on('pass', function (test) {
        stats.passes = stats.passes || 0;

        var medium = test.slow() / 2;
        test.speed = test.duration > test.slow() ? 'slow' : test.duration > medium ? 'medium' : 'fast';

        stats.passes++;
      });

      runner.on('fail', function (test, err) {
        stats.failures = stats.failures || 0;
        stats.failures++;
        test.err = err;
        failures.push(test);
      });

      runner.on('end', function () {
        stats.end = new Date();
        stats.duration = new Date() - stats.start;
      });

      runner.on('pending', function () {
        stats.pending++;
      });
    }

    /**
     * Output common epilogue used by many of
     * the bundled reporters.
     *
     * @api public
     */

    Base.prototype.epilogue = function () {
      var stats = this.stats,
        fmt,
        tests;

      console.log();

      function pluralize(n) {
        return 1 == n ? 'test' : 'tests';
      }

      // failure
      if (stats.failures) {
        fmt = color('bright fail', '  ' + exports.symbols.err) + color('fail', ' %d of %d %s failed') + color('light', ':');

        console.error(fmt, stats.failures, this.runner.total, pluralize(this.runner.total));

        Base.list(this.failures);
        console.error();
        return;
      }

      // pass
      fmt = color('bright pass', ' ') + color('green', ' %d %s complete') + color('light', ' (%s)');

      console.log(fmt, stats.tests || 0, pluralize(stats.tests), ms(stats.duration));

      // pending
      if (stats.pending) {
        fmt = color('pending', ' ') + color('pending', ' %d %s pending');

        console.log(fmt, stats.pending, pluralize(stats.pending));
      }

      console.log();
    };

    /**
     * Pad the given `str` to `len`.
     *
     * @param {String} str
     * @param {String} len
     * @return {String}
     * @api private
     */

    function pad(str, len) {
      str = String(str);
      return Array(len - str.length + 1).join(' ') + str;
    }

    /**
     * Return a character diff for `err`.
     *
     * @param {Error} err
     * @return {String}
     * @api private
     */

    function errorDiff(err, type, escape) {
      return diff['diff' + type](err.actual, err.expected)
        .map(function (str) {
          if (escape) {
            str.value = str.value.replace(/\t/g, '<tab>').replace(/\r/g, '<CR>').replace(/\n/g, '<LF>\n');
          }
          if (str.added) return colorLines('diff added', str.value);
          if (str.removed) return colorLines('diff removed', str.value);
          return str.value;
        })
        .join('');
    }

    /**
     * Color lines for `str`, using the color `name`.
     *
     * @param {String} name
     * @param {String} str
     * @return {String}
     * @api private
     */

    function colorLines(name, str) {
      return str
        .split('\n')
        .map(function (str) {
          return color(name, str);
        })
        .join('\n');
    }
  }); // module: reporters/base.js

  require.register('reporters/doc.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      utils = require('../utils');

    /**
     * Expose `Doc`.
     */

    exports = module.exports = Doc;

    /**
     * Initialize a new `Doc` reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function Doc(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        total = runner.total,
        indents = 2;

      function indent() {
        return Array(indents).join('  ');
      }

      runner.on('suite', function (suite) {
        if (suite.root) return;
        ++indents;
        console.log('%s<section class="suite">', indent());
        ++indents;
        console.log('%s<h1>%s</h1>', indent(), utils.escape(suite.title));
        console.log('%s<dl>', indent());
      });

      runner.on('suite end', function (suite) {
        if (suite.root) return;
        console.log('%s</dl>', indent());
        --indents;
        console.log('%s</section>', indent());
        --indents;
      });

      runner.on('pass', function (test) {
        console.log('%s  <dt>%s</dt>', indent(), utils.escape(test.title));
        var code = utils.escape(utils.clean(test.fn.toString()));
        console.log('%s  <dd><pre><code>%s</code></pre></dd>', indent(), code);
      });
    }
  }); // module: reporters/doc.js

  require.register('reporters/dot.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      color = Base.color;

    /**
     * Expose `Dot`.
     */

    exports = module.exports = Dot;

    /**
     * Initialize a new `Dot` matrix test reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function Dot(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        width = (Base.window.width * 0.75) | 0,
        n = 0;

      runner.on('start', function () {
        process.stdout.write('\n  ');
      });

      runner.on('pending', function (test) {
        process.stdout.write(color('pending', Base.symbols.dot));
      });

      runner.on('pass', function (test) {
        if (++n % width == 0) process.stdout.write('\n  ');
        if ('slow' == test.speed) {
          process.stdout.write(color('bright yellow', Base.symbols.dot));
        } else {
          process.stdout.write(color(test.speed, Base.symbols.dot));
        }
      });

      runner.on('fail', function (test, err) {
        if (++n % width == 0) process.stdout.write('\n  ');
        process.stdout.write(color('fail', Base.symbols.dot));
      });

      runner.on('end', function () {
        console.log();
        self.epilogue();
      });
    }

    /**
     * Inherit from `Base.prototype`.
     */

    Dot.prototype = new Base();
    Dot.prototype.constructor = Dot;
  }); // module: reporters/dot.js

  require.register('reporters/html.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      utils = require('../utils'),
      Progress = require('../browser/progress'),
      escape = utils.escape;

    /**
     * Save timer references to avoid Sinon interfering (see GH-237).
     */

    var Date = global.Date,
      setTimeout = global.setTimeout,
      setInterval = global.setInterval,
      clearTimeout = global.clearTimeout,
      clearInterval = global.clearInterval;

    /**
     * Expose `Doc`.
     */

    exports = module.exports = HTML;

    /**
     * Stats template.
     */

    var statsTemplate =
      '<ul id="mocha-stats">' +
      '<li class="progress"><canvas width="40" height="40"></canvas></li>' +
      '<li class="passes"><a href="#">passes:</a> <em>0</em></li>' +
      '<li class="failures"><a href="#">failures:</a> <em>0</em></li>' +
      '<li class="duration">duration: <em>0</em>s</li>' +
      '</ul>';

    /**
     * Initialize a new `Doc` reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function HTML(runner, root) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        total = runner.total,
        stat = fragment(statsTemplate),
        items = stat.getElementsByTagName('li'),
        passes = items[1].getElementsByTagName('em')[0],
        passesLink = items[1].getElementsByTagName('a')[0],
        failures = items[2].getElementsByTagName('em')[0],
        failuresLink = items[2].getElementsByTagName('a')[0],
        duration = items[3].getElementsByTagName('em')[0],
        canvas = stat.getElementsByTagName('canvas')[0],
        report = fragment('<ul id="mocha-report"></ul>'),
        stack = [report],
        progress,
        ctx;

      root = root || document.getElementById('mocha');

      if (canvas.getContext) {
        var ratio = window.devicePixelRatio || 1;
        canvas.style.width = canvas.width;
        canvas.style.height = canvas.height;
        canvas.width *= ratio;
        canvas.height *= ratio;
        ctx = canvas.getContext('2d');
        ctx.scale(ratio, ratio);
        progress = new Progress();
      }

      if (!root) return error('#mocha div missing, add it to your document');

      // pass toggle
      on(passesLink, 'click', function () {
        unhide();
        var name = /pass/.test(report.className) ? '' : ' pass';
        report.className = report.className.replace(/fail|pass/g, '') + name;
        if (report.className.trim()) hideSuitesWithout('test pass');
      });

      // failure toggle
      on(failuresLink, 'click', function () {
        unhide();
        var name = /fail/.test(report.className) ? '' : ' fail';
        report.className = report.className.replace(/fail|pass/g, '') + name;
        if (report.className.trim()) hideSuitesWithout('test fail');
      });

      root.appendChild(stat);
      root.appendChild(report);

      if (progress) progress.size(40);

      runner.on('suite', function (suite) {
        if (suite.root) return;

        // suite
        var url = '?grep=' + encodeURIComponent(suite.fullTitle());
        var el = fragment('<li class="suite"><h1><a href="%s">%s</a></h1></li>', url, escape(suite.title));

        // container
        stack[0].appendChild(el);
        stack.unshift(document.createElement('ul'));
        el.appendChild(stack[0]);
      });

      runner.on('suite end', function (suite) {
        if (suite.root) return;
        stack.shift();
      });

      runner.on('fail', function (test, err) {
        if ('hook' == test.type) runner.emit('test end', test);
      });

      runner.on('test end', function (test) {
        window.scrollTo(0, document.body.scrollHeight);

        // TODO: add to stats
        var percent = ((stats.tests / this.total) * 100) | 0;
        if (progress) progress.update(percent).draw(ctx);

        // update stats
        var ms = new Date() - stats.start;
        text(passes, stats.passes);
        text(failures, stats.failures);
        text(duration, (ms / 1000).toFixed(2));

        // test
        if ('passed' == test.state) {
          var el = fragment(
            '<li class="test pass %e"><h2>%e<span class="duration">%ems</span> <a href="?grep=%e" class="replay">‣</a></h2></li>',
            test.speed,
            test.title,
            test.duration,
            encodeURIComponent(test.fullTitle()),
          );
        } else if (test.pending) {
          var el = fragment('<li class="test pass pending"><h2>%e</h2></li>', test.title);
        } else {
          var el = fragment(
            '<li class="test fail"><h2>%e <a href="?grep=%e" class="replay">‣</a></h2></li>',
            test.title,
            encodeURIComponent(test.fullTitle()),
          );
          var str = test.err.stack || test.err.toString();

          // FF / Opera do not add the message
          if (!~str.indexOf(test.err.message)) {
            str = test.err.message + '\n' + str;
          }

          // <=IE7 stringifies to [Object Error]. Since it can be overloaded, we
          // check for the result of the stringifying.
          if ('[object Error]' == str) str = test.err.message;

          // Safari doesn't give you a stack. Let's at least provide a source line.
          if (!test.err.stack && test.err.sourceURL && test.err.line !== undefined) {
            str += '\n(' + test.err.sourceURL + ':' + test.err.line + ')';
          }

          el.appendChild(fragment('<pre class="error">%e</pre>', str));
        }

        // toggle code
        // TODO: defer
        if (!test.pending) {
          var h2 = el.getElementsByTagName('h2')[0];

          on(h2, 'click', function () {
            pre.style.display = 'none' == pre.style.display ? 'inline-block' : 'none';
          });

          var pre = fragment('<pre><code>%e</code></pre>', utils.clean(test.fn.toString()));
          el.appendChild(pre);
          pre.style.display = 'none';
        }

        // Don't call .appendChild if #mocha-report was already .shift()'ed off the stack.
        if (stack[0]) stack[0].appendChild(el);
      });
    }

    /**
     * Display error `msg`.
     */

    function error(msg) {
      document.body.appendChild(fragment('<div id="mocha-error">%s</div>', msg));
    }

    /**
     * Return a DOM fragment from `html`.
     */

    function fragment(html) {
      var args = arguments,
        div = document.createElement('div'),
        i = 1;

      div.innerHTML = html.replace(/%([se])/g, function (_, type) {
        switch (type) {
          case 's':
            return String(args[i++]);
          case 'e':
            return escape(args[i++]);
        }
      });

      return div.firstChild;
    }

    /**
     * Check for suites that do not have elements
     * with `classname`, and hide them.
     */

    function hideSuitesWithout(classname) {
      var suites = document.getElementsByClassName('suite');
      for (var i = 0; i < suites.length; i++) {
        var els = suites[i].getElementsByClassName(classname);
        if (0 == els.length) suites[i].className += ' hidden';
      }
    }

    /**
     * Unhide .hidden suites.
     */

    function unhide() {
      var els = document.getElementsByClassName('suite hidden');
      for (var i = 0; i < els.length; ++i) {
        els[i].className = els[i].className.replace('suite hidden', 'suite');
      }
    }

    /**
     * Set `el` text to `str`.
     */

    function text(el, str) {
      if (el.textContent) {
        el.textContent = str;
      } else {
        el.innerText = str;
      }
    }

    /**
     * Listen on `event` with callback `fn`.
     */

    function on(el, event, fn) {
      if (el.addEventListener) {
        el.addEventListener(event, fn, false);
      } else {
        el.attachEvent('on' + event, fn);
      }
    }
  }); // module: reporters/html.js

  require.register('reporters/index.js', function (module, exports, require) {
    exports.Base = require('./base');
    exports.Dot = require('./dot');
    exports.Doc = require('./doc');
    exports.TAP = require('./tap');
    exports.JSON = require('./json');
    exports.HTML = require('./html');
    exports.List = require('./list');
    exports.Min = require('./min');
    exports.Spec = require('./spec');
    exports.Nyan = require('./nyan');
    exports.XUnit = require('./xunit');
    exports.Markdown = require('./markdown');
    exports.Progress = require('./progress');
    exports.Landing = require('./landing');
    exports.JSONCov = require('./json-cov');
    exports.JSONStream = require('./json-stream');
    exports.Teamcity = require('./teamcity');
  }); // module: reporters/index.js

  require.register('reporters/json-cov.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base');

    /**
     * Expose `JSONCov`.
     */

    exports = module.exports = JSONCov;

    /**
     * Initialize a new `JsCoverage` reporter.
     *
     * @param {Runner} runner
     * @param {Boolean} output
     * @api public
     */

    function JSONCov(runner, output) {
      var self = this,
        output = 1 == arguments.length ? true : output;

      Base.call(this, runner);

      var tests = [],
        failures = [],
        passes = [];

      runner.on('test end', function (test) {
        tests.push(test);
      });

      runner.on('pass', function (test) {
        passes.push(test);
      });

      runner.on('fail', function (test) {
        failures.push(test);
      });

      runner.on('end', function () {
        var cov = global._$jscoverage || {};
        var result = (self.cov = map(cov));
        result.stats = self.stats;
        result.tests = tests.map(clean);
        result.failures = failures.map(clean);
        result.passes = passes.map(clean);
        if (!output) return;
        process.stdout.write(JSON.stringify(result, null, 2));
      });
    }

    /**
     * Map jscoverage data to a JSON structure
     * suitable for reporting.
     *
     * @param {Object} cov
     * @return {Object}
     * @api private
     */

    function map(cov) {
      var ret = {
        instrumentation: 'node-jscoverage',
        sloc: 0,
        hits: 0,
        misses: 0,
        coverage: 0,
        files: [],
      };

      for (var filename in cov) {
        var data = coverage(filename, cov[filename]);
        ret.files.push(data);
        ret.hits += data.hits;
        ret.misses += data.misses;
        ret.sloc += data.sloc;
      }

      ret.files.sort(function (a, b) {
        return a.filename.localeCompare(b.filename);
      });

      if (ret.sloc > 0) {
        ret.coverage = (ret.hits / ret.sloc) * 100;
      }

      return ret;
    }

    /**
     * Map jscoverage data for a single source file
     * to a JSON structure suitable for reporting.
     *
     * @param {String} filename name of the source file
     * @param {Object} data jscoverage coverage data
     * @return {Object}
     * @api private
     */

    function coverage(filename, data) {
      var ret = {
        filename: filename,
        coverage: 0,
        hits: 0,
        misses: 0,
        sloc: 0,
        source: {},
      };

      data.source.forEach(function (line, num) {
        num++;

        if (data[num] === 0) {
          ret.misses++;
          ret.sloc++;
        } else if (data[num] !== undefined) {
          ret.hits++;
          ret.sloc++;
        }

        ret.source[num] = {
          source: line,
          coverage: data[num] === undefined ? '' : data[num],
        };
      });

      ret.coverage = (ret.hits / ret.sloc) * 100;

      return ret;
    }

    /**
     * Return a plain-object representation of `test`
     * free of cyclic properties etc.
     *
     * @param {Object} test
     * @return {Object}
     * @api private
     */

    function clean(test) {
      return {
        title: test.title,
        fullTitle: test.fullTitle(),
        duration: test.duration,
      };
    }
  }); // module: reporters/json-cov.js

  require.register('reporters/json-stream.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      color = Base.color;

    /**
     * Expose `List`.
     */

    exports = module.exports = List;

    /**
     * Initialize a new `List` test reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function List(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        total = runner.total;

      runner.on('start', function () {
        console.log(JSON.stringify(['start', { total: total }]));
      });

      runner.on('pass', function (test) {
        console.log(JSON.stringify(['pass', clean(test)]));
      });

      runner.on('fail', function (test, err) {
        console.log(JSON.stringify(['fail', clean(test)]));
      });

      runner.on('end', function () {
        process.stdout.write(JSON.stringify(['end', self.stats]));
      });
    }

    /**
     * Return a plain-object representation of `test`
     * free of cyclic properties etc.
     *
     * @param {Object} test
     * @return {Object}
     * @api private
     */

    function clean(test) {
      return {
        title: test.title,
        fullTitle: test.fullTitle(),
        duration: test.duration,
      };
    }
  }); // module: reporters/json-stream.js

  require.register('reporters/json.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      cursor = Base.cursor,
      color = Base.color;

    /**
     * Expose `JSON`.
     */

    exports = module.exports = JSONReporter;

    /**
     * Initialize a new `JSON` reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function JSONReporter(runner) {
      var self = this;
      Base.call(this, runner);

      var tests = [],
        failures = [],
        passes = [];

      runner.on('test end', function (test) {
        tests.push(test);
      });

      runner.on('pass', function (test) {
        passes.push(test);
      });

      runner.on('fail', function (test) {
        failures.push(test);
      });

      runner.on('end', function () {
        var obj = {
          stats: self.stats,
          tests: tests.map(clean),
          failures: failures.map(clean),
          passes: passes.map(clean),
        };

        process.stdout.write(JSON.stringify(obj, null, 2));
      });
    }

    /**
     * Return a plain-object representation of `test`
     * free of cyclic properties etc.
     *
     * @param {Object} test
     * @return {Object}
     * @api private
     */

    function clean(test) {
      return {
        title: test.title,
        fullTitle: test.fullTitle(),
        duration: test.duration,
      };
    }
  }); // module: reporters/json.js

  require.register('reporters/landing.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      cursor = Base.cursor,
      color = Base.color;

    /**
     * Expose `Landing`.
     */

    exports = module.exports = Landing;

    /**
     * Airplane color.
     */

    Base.colors.plane = 0;

    /**
     * Airplane crash color.
     */

    Base.colors['plane crash'] = 31;

    /**
     * Runway color.
     */

    Base.colors.runway = 90;

    /**
     * Initialize a new `Landing` reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function Landing(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        width = (Base.window.width * 0.75) | 0,
        total = runner.total,
        stream = process.stdout,
        plane = color('plane', '✈'),
        crashed = -1,
        n = 0;

      function runway() {
        var buf = Array(width).join('-');
        return '  ' + color('runway', buf);
      }

      runner.on('start', function () {
        stream.write('\n  ');
        cursor.hide();
      });

      runner.on('test end', function (test) {
        // check if the plane crashed
        var col = -1 == crashed ? ((width * ++n) / total) | 0 : crashed;

        // show the crash
        if ('failed' == test.state) {
          plane = color('plane crash', '✈');
          crashed = col;
        }

        // render landing strip
        stream.write('\u001b[4F\n\n');
        stream.write(runway());
        stream.write('\n  ');
        stream.write(color('runway', Array(col).join('⋅')));
        stream.write(plane);
        stream.write(color('runway', Array(width - col).join('⋅') + '\n'));
        stream.write(runway());
        stream.write('\u001b[0m');
      });

      runner.on('end', function () {
        cursor.show();
        console.log();
        self.epilogue();
      });
    }

    /**
     * Inherit from `Base.prototype`.
     */

    Landing.prototype = new Base();
    Landing.prototype.constructor = Landing;
  }); // module: reporters/landing.js

  require.register('reporters/list.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      cursor = Base.cursor,
      color = Base.color;

    /**
     * Expose `List`.
     */

    exports = module.exports = List;

    /**
     * Initialize a new `List` test reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function List(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        n = 0;

      runner.on('start', function () {
        console.log();
      });

      runner.on('test', function (test) {
        process.stdout.write(color('pass', '    ' + test.fullTitle() + ': '));
      });

      runner.on('pending', function (test) {
        var fmt = color('checkmark', '  -') + color('pending', ' %s');
        console.log(fmt, test.fullTitle());
      });

      runner.on('pass', function (test) {
        var fmt = color('checkmark', '  ' + Base.symbols.dot) + color('pass', ' %s: ') + color(test.speed, '%dms');
        cursor.CR();
        console.log(fmt, test.fullTitle(), test.duration);
      });

      runner.on('fail', function (test, err) {
        cursor.CR();
        console.log(color('fail', '  %d) %s'), ++n, test.fullTitle());
      });

      runner.on('end', self.epilogue.bind(self));
    }

    /**
     * Inherit from `Base.prototype`.
     */

    List.prototype = new Base();
    List.prototype.constructor = List;
  }); // module: reporters/list.js

  require.register('reporters/markdown.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      utils = require('../utils');

    /**
     * Expose `Markdown`.
     */

    exports = module.exports = Markdown;

    /**
     * Initialize a new `Markdown` reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function Markdown(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        total = runner.total,
        level = 0,
        buf = '';

      function title(str) {
        return Array(level).join('#') + ' ' + str;
      }

      function indent() {
        return Array(level).join('  ');
      }

      function mapTOC(suite, obj) {
        var ret = obj;
        obj = obj[suite.title] = obj[suite.title] || { suite: suite };
        suite.suites.forEach(function (suite) {
          mapTOC(suite, obj);
        });
        return ret;
      }

      function stringifyTOC(obj, level) {
        ++level;
        var buf = '';
        var link;
        for (var key in obj) {
          if ('suite' == key) continue;
          if (key) link = ' - [' + key + '](#' + utils.slug(obj[key].suite.fullTitle()) + ')\n';
          if (key) buf += Array(level).join('  ') + link;
          buf += stringifyTOC(obj[key], level);
        }
        --level;
        return buf;
      }

      function generateTOC(suite) {
        var obj = mapTOC(suite, {});
        return stringifyTOC(obj, 0);
      }

      generateTOC(runner.suite);

      runner.on('suite', function (suite) {
        ++level;
        var slug = utils.slug(suite.fullTitle());
        buf += '<a name="' + slug + '"></a>' + '\n';
        buf += title(suite.title) + '\n';
      });

      runner.on('suite end', function (suite) {
        --level;
      });

      runner.on('pass', function (test) {
        var code = utils.clean(test.fn.toString());
        buf += test.title + '.\n';
        buf += '\n```js\n';
        buf += code + '\n';
        buf += '```\n\n';
      });

      runner.on('end', function () {
        process.stdout.write('# TOC\n');
        process.stdout.write(generateTOC(runner.suite));
        process.stdout.write(buf);
      });
    }
  }); // module: reporters/markdown.js

  require.register('reporters/min.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base');

    /**
     * Expose `Min`.
     */

    exports = module.exports = Min;

    /**
     * Initialize a new `Min` minimal test reporter (best used with --watch).
     *
     * @param {Runner} runner
     * @api public
     */

    function Min(runner) {
      Base.call(this, runner);

      runner.on('start', function () {
        // clear screen
        process.stdout.write('\u001b[2J');
        // set cursor position
        process.stdout.write('\u001b[1;3H');
      });

      runner.on('end', this.epilogue.bind(this));
    }

    /**
     * Inherit from `Base.prototype`.
     */

    Min.prototype = new Base();
    Min.prototype.constructor = Min;
  }); // module: reporters/min.js

  require.register('reporters/nyan.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      color = Base.color;

    /**
     * Expose `Dot`.
     */

    exports = module.exports = NyanCat;

    /**
     * Initialize a new `Dot` matrix test reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function NyanCat(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        width = (Base.window.width * 0.75) | 0,
        rainbowColors = (this.rainbowColors = self.generateColors()),
        colorIndex = (this.colorIndex = 0),
        numerOfLines = (this.numberOfLines = 4),
        trajectories = (this.trajectories = [[], [], [], []]),
        nyanCatWidth = (this.nyanCatWidth = 11),
        trajectoryWidthMax = (this.trajectoryWidthMax = width - nyanCatWidth),
        scoreboardWidth = (this.scoreboardWidth = 5),
        tick = (this.tick = 0),
        n = 0;

      runner.on('start', function () {
        Base.cursor.hide();
        self.draw('start');
      });

      runner.on('pending', function (test) {
        self.draw('pending');
      });

      runner.on('pass', function (test) {
        self.draw('pass');
      });

      runner.on('fail', function (test, err) {
        self.draw('fail');
      });

      runner.on('end', function () {
        Base.cursor.show();
        for (var i = 0; i < self.numberOfLines; i++) write('\n');
        self.epilogue();
      });
    }

    /**
     * Draw the nyan cat with runner `status`.
     *
     * @param {String} status
     * @api private
     */

    NyanCat.prototype.draw = function (status) {
      this.appendRainbow();
      this.drawScoreboard();
      this.drawRainbow();
      this.drawNyanCat(status);
      this.tick = !this.tick;
    };

    /**
     * Draw the "scoreboard" showing the number
     * of passes, failures and pending tests.
     *
     * @api private
     */

    NyanCat.prototype.drawScoreboard = function () {
      var stats = this.stats;
      var colors = Base.colors;

      function draw(color, n) {
        write(' ');
        write('\u001b[' + color + 'm' + n + '\u001b[0m');
        write('\n');
      }

      draw(colors.green, stats.passes);
      draw(colors.fail, stats.failures);
      draw(colors.pending, stats.pending);
      write('\n');

      this.cursorUp(this.numberOfLines);
    };

    /**
     * Append the rainbow.
     *
     * @api private
     */

    NyanCat.prototype.appendRainbow = function () {
      var segment = this.tick ? '_' : '-';
      var rainbowified = this.rainbowify(segment);

      for (var index = 0; index < this.numberOfLines; index++) {
        var trajectory = this.trajectories[index];
        if (trajectory.length >= this.trajectoryWidthMax) trajectory.shift();
        trajectory.push(rainbowified);
      }
    };

    /**
     * Draw the rainbow.
     *
     * @api private
     */

    NyanCat.prototype.drawRainbow = function () {
      var self = this;

      this.trajectories.forEach(function (line, index) {
        write('\u001b[' + self.scoreboardWidth + 'C');
        write(line.join(''));
        write('\n');
      });

      this.cursorUp(this.numberOfLines);
    };

    /**
     * Draw the nyan cat with `status`.
     *
     * @param {String} status
     * @api private
     */

    NyanCat.prototype.drawNyanCat = function (status) {
      var self = this;
      var startWidth = this.scoreboardWidth + this.trajectories[0].length;

      [0, 1, 2, 3].forEach(function (index) {
        write('\u001b[' + startWidth + 'C');

        switch (index) {
          case 0:
            write('_,------,');
            write('\n');
            break;
          case 1:
            var padding = self.tick ? '  ' : '   ';
            write('_|' + padding + '/\\_/\\ ');
            write('\n');
            break;
          case 2:
            var padding = self.tick ? '_' : '__';
            var tail = self.tick ? '~' : '^';
            var face;
            switch (status) {
              case 'pass':
                face = '( ^ .^)';
                break;
              case 'fail':
                face = '( o .o)';
                break;
              default:
                face = '( - .-)';
            }
            write(tail + '|' + padding + face + ' ');
            write('\n');
            break;
          case 3:
            var padding = self.tick ? ' ' : '  ';
            write(padding + '""  "" ');
            write('\n');
            break;
        }
      });

      this.cursorUp(this.numberOfLines);
    };

    /**
     * Move cursor up `n`.
     *
     * @param {Number} n
     * @api private
     */

    NyanCat.prototype.cursorUp = function (n) {
      write('\u001b[' + n + 'A');
    };

    /**
     * Move cursor down `n`.
     *
     * @param {Number} n
     * @api private
     */

    NyanCat.prototype.cursorDown = function (n) {
      write('\u001b[' + n + 'B');
    };

    /**
     * Generate rainbow colors.
     *
     * @return {Array}
     * @api private
     */

    NyanCat.prototype.generateColors = function () {
      var colors = [];

      for (var i = 0; i < 6 * 7; i++) {
        var pi3 = Math.floor(Math.PI / 3);
        var n = i * (1.0 / 6);
        var r = Math.floor(3 * Math.sin(n) + 3);
        var g = Math.floor(3 * Math.sin(n + 2 * pi3) + 3);
        var b = Math.floor(3 * Math.sin(n + 4 * pi3) + 3);
        colors.push(36 * r + 6 * g + b + 16);
      }

      return colors;
    };

    /**
     * Apply rainbow to the given `str`.
     *
     * @param {String} str
     * @return {String}
     * @api private
     */

    NyanCat.prototype.rainbowify = function (str) {
      var color = this.rainbowColors[this.colorIndex % this.rainbowColors.length];
      this.colorIndex += 1;
      return '\u001b[38;5;' + color + 'm' + str + '\u001b[0m';
    };

    /**
     * Stdout helper.
     */

    function write(string) {
      process.stdout.write(string);
    }

    /**
     * Inherit from `Base.prototype`.
     */

    NyanCat.prototype = new Base();
    NyanCat.prototype.constructor = NyanCat;
  }); // module: reporters/nyan.js

  require.register('reporters/progress.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      cursor = Base.cursor,
      color = Base.color;

    /**
     * Expose `Progress`.
     */

    exports = module.exports = Progress;

    /**
     * General progress bar color.
     */

    Base.colors.progress = 90;

    /**
     * Initialize a new `Progress` bar test reporter.
     *
     * @param {Runner} runner
     * @param {Object} options
     * @api public
     */

    function Progress(runner, options) {
      Base.call(this, runner);

      var self = this,
        options = options || {},
        stats = this.stats,
        width = (Base.window.width * 0.5) | 0,
        total = runner.total,
        complete = 0,
        max = Math.max;

      // default chars
      options.open = options.open || '[';
      options.complete = options.complete || '▬';
      options.incomplete = options.incomplete || Base.symbols.dot;
      options.close = options.close || ']';
      options.verbose = false;

      // tests started
      runner.on('start', function () {
        console.log();
        cursor.hide();
      });

      // tests complete
      runner.on('test end', function () {
        complete++;
        var incomplete = total - complete,
          percent = complete / total,
          n = (width * percent) | 0,
          i = width - n;

        cursor.CR();
        process.stdout.write('\u001b[J');
        process.stdout.write(color('progress', '  ' + options.open));
        process.stdout.write(Array(n).join(options.complete));
        process.stdout.write(Array(i).join(options.incomplete));
        process.stdout.write(color('progress', options.close));
        if (options.verbose) {
          process.stdout.write(color('progress', ' ' + complete + ' of ' + total));
        }
      });

      // tests are complete, output some stats
      // and the failures if any
      runner.on('end', function () {
        cursor.show();
        console.log();
        self.epilogue();
      });
    }

    /**
     * Inherit from `Base.prototype`.
     */

    Progress.prototype = new Base();
    Progress.prototype.constructor = Progress;
  }); // module: reporters/progress.js

  require.register('reporters/spec.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      cursor = Base.cursor,
      color = Base.color;

    /**
     * Expose `Spec`.
     */

    exports = module.exports = Spec;

    /**
     * Initialize a new `Spec` test reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function Spec(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        indents = 0,
        n = 0;

      function indent() {
        return Array(indents).join('  ');
      }

      runner.on('start', function () {
        console.log();
      });

      runner.on('suite', function (suite) {
        ++indents;
        console.log(color('suite', '%s%s'), indent(), suite.title);
      });

      runner.on('suite end', function (suite) {
        --indents;
        if (1 == indents) console.log();
      });

      runner.on('test', function (test) {
        process.stdout.write(indent() + color('pass', '  ◦ ' + test.title + ': '));
      });

      runner.on('pending', function (test) {
        var fmt = indent() + color('pending', '  - %s');
        console.log(fmt, test.title);
      });

      runner.on('pass', function (test) {
        if ('fast' == test.speed) {
          var fmt = indent() + color('checkmark', '  ' + Base.symbols.ok) + color('pass', ' %s ');
          cursor.CR();
          console.log(fmt, test.title);
        } else {
          var fmt = indent() + color('checkmark', '  ' + Base.symbols.ok) + color('pass', ' %s ') + color(test.speed, '(%dms)');
          cursor.CR();
          console.log(fmt, test.title, test.duration);
        }
      });

      runner.on('fail', function (test, err) {
        cursor.CR();
        console.log(indent() + color('fail', '  %d) %s'), ++n, test.title);
      });

      runner.on('end', self.epilogue.bind(self));
    }

    /**
     * Inherit from `Base.prototype`.
     */

    Spec.prototype = new Base();
    Spec.prototype.constructor = Spec;
  }); // module: reporters/spec.js

  require.register('reporters/tap.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      cursor = Base.cursor,
      color = Base.color;

    /**
     * Expose `TAP`.
     */

    exports = module.exports = TAP;

    /**
     * Initialize a new `TAP` reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function TAP(runner) {
      Base.call(this, runner);

      var self = this,
        stats = this.stats,
        n = 1;

      runner.on('start', function () {
        var total = runner.grepTotal(runner.suite);
        console.log('%d..%d', 1, total);
      });

      runner.on('test end', function () {
        ++n;
      });

      runner.on('pending', function (test) {
        console.log('ok %d %s # SKIP -', n, title(test));
      });

      runner.on('pass', function (test) {
        console.log('ok %d %s', n, title(test));
      });

      runner.on('fail', function (test, err) {
        console.log('not ok %d %s', n, title(test));
        console.log(err.stack.replace(/^/gm, '  '));
      });
    }

    /**
     * Return a TAP-safe title of `test`
     *
     * @param {Object} test
     * @return {String}
     * @api private
     */

    function title(test) {
      return test.fullTitle().replace(/#/g, '');
    }
  }); // module: reporters/tap.js

  require.register('reporters/teamcity.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base');

    /**
     * Expose `Teamcity`.
     */

    exports = module.exports = Teamcity;

    /**
     * Initialize a new `Teamcity` reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function Teamcity(runner) {
      Base.call(this, runner);
      var stats = this.stats;

      runner.on('start', function () {
        console.log("##teamcity[testSuiteStarted name='mocha.suite']");
      });

      runner.on('test', function (test) {
        console.log("##teamcity[testStarted name='" + escape(test.fullTitle()) + "']");
      });

      runner.on('fail', function (test, err) {
        console.log("##teamcity[testFailed name='" + escape(test.fullTitle()) + "' message='" + escape(err.message) + "']");
      });

      runner.on('pending', function (test) {
        console.log("##teamcity[testIgnored name='" + escape(test.fullTitle()) + "' message='pending']");
      });

      runner.on('test end', function (test) {
        console.log("##teamcity[testFinished name='" + escape(test.fullTitle()) + "' duration='" + test.duration + "']");
      });

      runner.on('end', function () {
        console.log("##teamcity[testSuiteFinished name='mocha.suite' duration='" + stats.duration + "']");
      });
    }

    /**
     * Escape the given `str`.
     */

    function escape(str) {
      return str
        .replace(/\|/g, '||')
        .replace(/\n/g, '|n')
        .replace(/\r/g, '|r')
        .replace(/\[/g, '|[')
        .replace(/\]/g, '|]')
        .replace(/\u0085/g, '|x')
        .replace(/\u2028/g, '|l')
        .replace(/\u2029/g, '|p')
        .replace(/'/g, "|'");
    }
  }); // module: reporters/teamcity.js

  require.register('reporters/xunit.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Base = require('./base'),
      utils = require('../utils'),
      escape = utils.escape;

    /**
     * Save timer references to avoid Sinon interfering (see GH-237).
     */

    var Date = global.Date,
      setTimeout = global.setTimeout,
      setInterval = global.setInterval,
      clearTimeout = global.clearTimeout,
      clearInterval = global.clearInterval;

    /**
     * Expose `XUnit`.
     */

    exports = module.exports = XUnit;

    /**
     * Initialize a new `XUnit` reporter.
     *
     * @param {Runner} runner
     * @api public
     */

    function XUnit(runner) {
      Base.call(this, runner);
      var stats = this.stats,
        tests = [],
        self = this;

      runner.on('pass', function (test) {
        tests.push(test);
      });

      runner.on('fail', function (test) {
        tests.push(test);
      });

      runner.on('end', function () {
        console.log(
          tag(
            'testsuite',
            {
              name: 'Mocha Tests',
              tests: stats.tests,
              failures: stats.failures,
              errors: stats.failures,
              skip: stats.tests - stats.failures - stats.passes,
              timestamp: new Date().toUTCString(),
              time: stats.duration / 1000,
            },
            false,
          ),
        );

        tests.forEach(test);
        console.log('</testsuite>');
      });
    }

    /**
     * Inherit from `Base.prototype`.
     */

    XUnit.prototype = new Base();
    XUnit.prototype.constructor = XUnit;

    /**
     * Output tag for the given `test.`
     */

    function test(test) {
      var attrs = {
        classname: test.parent.fullTitle(),
        name: test.title,
        time: test.duration / 1000,
      };

      if ('failed' == test.state) {
        var err = test.err;
        attrs.message = escape(err.message);
        console.log(tag('testcase', attrs, false, tag('failure', attrs, false, cdata(err.stack))));
      } else if (test.pending) {
        console.log(tag('testcase', attrs, false, tag('skipped', {}, true)));
      } else {
        console.log(tag('testcase', attrs, true));
      }
    }

    /**
     * HTML tag helper.
     */

    function tag(name, attrs, close, content) {
      var end = close ? '/>' : '>',
        pairs = [],
        tag;

      for (var key in attrs) {
        pairs.push(key + '="' + escape(attrs[key]) + '"');
      }

      tag = '<' + name + (pairs.length ? ' ' + pairs.join(' ') : '') + end;
      if (content) tag += content + '</' + name + end;
      return tag;
    }

    /**
     * Return cdata escaped CDATA `str`.
     */

    function cdata(str) {
      return '<![CDATA[' + escape(str) + ']]>';
    }
  }); // module: reporters/xunit.js

  require.register('runnable.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var EventEmitter = require('browser/events').EventEmitter,
      debug = require('browser/debug')('mocha:runnable'),
      milliseconds = require('./ms');

    /**
     * Save timer references to avoid Sinon interfering (see GH-237).
     */

    var Date = global.Date,
      setTimeout = global.setTimeout,
      setInterval = global.setInterval,
      clearTimeout = global.clearTimeout,
      clearInterval = global.clearInterval;

    /**
     * Object#toString().
     */

    var toString = Object.prototype.toString;

    /**
     * Expose `Runnable`.
     */

    module.exports = Runnable;

    /**
     * Initialize a new `Runnable` with the given `title` and callback `fn`.
     *
     * @param {String} title
     * @param {Function} fn
     * @api private
     */

    function Runnable(title, fn) {
      this.title = title;
      this.fn = fn;
      this.async = fn && fn.length;
      this.sync = !this.async;
      this._timeout = 2000;
      this._slow = 75;
      this.timedOut = false;
    }

    /**
     * Inherit from `EventEmitter.prototype`.
     */

    Runnable.prototype = new EventEmitter();
    Runnable.prototype.constructor = Runnable;

    /**
     * Set & get timeout `ms`.
     *
     * @param {Number|String} ms
     * @return {Runnable|Number} ms or self
     * @api private
     */

    Runnable.prototype.timeout = function (ms) {
      if (0 == arguments.length) return this._timeout;
      if ('string' == typeof ms) ms = milliseconds(ms);
      debug('timeout %d', ms);
      this._timeout = ms;
      if (this.timer) this.resetTimeout();
      return this;
    };

    /**
     * Set & get slow `ms`.
     *
     * @param {Number|String} ms
     * @return {Runnable|Number} ms or self
     * @api private
     */

    Runnable.prototype.slow = function (ms) {
      if (0 === arguments.length) return this._slow;
      if ('string' == typeof ms) ms = milliseconds(ms);
      debug('timeout %d', ms);
      this._slow = ms;
      return this;
    };

    /**
     * Return the full title generated by recursively
     * concatenating the parent's full title.
     *
     * @return {String}
     * @api public
     */

    Runnable.prototype.fullTitle = function () {
      return this.parent.fullTitle() + ' ' + this.title;
    };

    /**
     * Clear the timeout.
     *
     * @api private
     */

    Runnable.prototype.clearTimeout = function () {
      clearTimeout(this.timer);
    };

    /**
     * Inspect the runnable void of private properties.
     *
     * @return {String}
     * @api private
     */

    Runnable.prototype.inspect = function () {
      return JSON.stringify(
        this,
        function (key, val) {
          if ('_' == key[0]) return;
          if ('parent' == key) return '#<Suite>';
          if ('ctx' == key) return '#<Context>';
          return val;
        },
        2,
      );
    };

    /**
     * Reset the timeout.
     *
     * @api private
     */

    Runnable.prototype.resetTimeout = function () {
      var self = this,
        ms = this.timeout();

      this.clearTimeout();
      if (ms) {
        this.timer = setTimeout(function () {
          self.callback(new Error('timeout of ' + ms + 'ms exceeded'));
          self.timedOut = true;
        }, ms);
      }
    };

    /**
     * Run the test and invoke `fn(err)`.
     *
     * @param {Function} fn
     * @api private
     */

    Runnable.prototype.run = function (fn) {
      var self = this,
        ms = this.timeout(),
        start = new Date(),
        ctx = this.ctx,
        finished,
        emitted;

      if (ctx) ctx.runnable(this);

      // timeout
      if (this.async) {
        if (ms) {
          this.timer = setTimeout(function () {
            done(new Error('timeout of ' + ms + 'ms exceeded'));
            self.timedOut = true;
          }, ms);
        }
      }

      // called multiple times
      function multiple(err) {
        if (emitted) return;
        emitted = true;
        self.emit('error', err || new Error('done() called multiple times'));
      }

      // finished
      function done(err) {
        if (self.timedOut) return;
        if (finished) return multiple(err);
        self.clearTimeout();
        self.duration = new Date() - start;
        finished = true;
        fn(err);
      }

      // for .resetTimeout()
      this.callback = done;

      // async
      if (this.async) {
        try {
          this.fn.call(ctx, function (err) {
            if (toString.call(err) === '[object Error]') return done(err);
            if (null != err) return done(new Error('done() invoked with non-Error: ' + err));
            done();
          });
        } catch (err) {
          done(err);
        }
        return;
      }

      if (this.asyncOnly) {
        return done(new Error('--async-only option in use without declaring `done()`'));
      }

      // sync
      try {
        if (!this.pending) this.fn.call(ctx);
        this.duration = new Date() - start;
        fn();
      } catch (err) {
        fn(err);
      }
    };
  }); // module: runnable.js

  require.register('runner.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var EventEmitter = require('browser/events').EventEmitter,
      debug = require('browser/debug')('mocha:runner'),
      Test = require('./test'),
      utils = require('./utils'),
      filter = utils.filter,
      keys = utils.keys,
      noop = function () {};

    /**
     * Non-enumerable globals.
     */

    var globals = ['setTimeout', 'clearTimeout', 'setInterval', 'clearInterval', 'XMLHttpRequest', 'Date'];

    /**
     * Expose `Runner`.
     */

    module.exports = Runner;

    /**
     * Initialize a `Runner` for the given `suite`.
     *
     * Events:
     *
     *   - `start`  execution started
     *   - `end`  execution complete
     *   - `suite`  (suite) test suite execution started
     *   - `suite end`  (suite) all tests (and sub-suites) have finished
     *   - `test`  (test) test execution started
     *   - `test end`  (test) test completed
     *   - `hook`  (hook) hook execution started
     *   - `hook end`  (hook) hook complete
     *   - `pass`  (test) test passed
     *   - `fail`  (test, err) test failed
     *
     * @api public
     */

    function Runner(suite) {
      var self = this;
      this._globals = [];
      this.suite = suite;
      this.total = suite.total();
      this.failures = 0;
      this.on('test end', function (test) {
        self.checkGlobals(test);
      });
      this.on('hook end', function (hook) {
        self.checkGlobals(hook);
      });
      this.grep(/.*/);
      this.globals(this.globalProps().concat(['errno']));
    }

    /**
     * Inherit from `EventEmitter.prototype`.
     */

    Runner.prototype = new EventEmitter();
    Runner.prototype.constructor = Runner;

    /**
     * Run tests with full titles matching `re`. Updates runner.total
     * with number of tests matched.
     *
     * @param {RegExp} re
     * @param {Boolean} invert
     * @return {Runner} for chaining
     * @api public
     */

    Runner.prototype.grep = function (re, invert) {
      debug('grep %s', re);
      this._grep = re;
      this._invert = invert;
      this.total = this.grepTotal(this.suite);
      return this;
    };

    /**
     * Returns the number of tests matching the grep search for the
     * given suite.
     *
     * @param {Suite} suite
     * @return {Number}
     * @api public
     */

    Runner.prototype.grepTotal = function (suite) {
      var self = this;
      var total = 0;

      suite.eachTest(function (test) {
        var match = self._grep.test(test.fullTitle());
        if (self._invert) match = !match;
        if (match) total++;
      });

      return total;
    };

    /**
     * Return a list of global properties.
     *
     * @return {Array}
     * @api private
     */

    Runner.prototype.globalProps = function () {
      var props = utils.keys(global);

      // non-enumerables
      for (var i = 0; i < globals.length; ++i) {
        if (~props.indexOf(globals[i])) continue;
        props.push(globals[i]);
      }

      return props;
    };

    /**
     * Allow the given `arr` of globals.
     *
     * @param {Array} arr
     * @return {Runner} for chaining
     * @api public
     */

    Runner.prototype.globals = function (arr) {
      if (0 == arguments.length) return this._globals;
      debug('globals %j', arr);
      utils.forEach(
        arr,
        function (arr) {
          this._globals.push(arr);
        },
        this,
      );
      return this;
    };

    /**
     * Check for global variable leaks.
     *
     * @api private
     */

    Runner.prototype.checkGlobals = function (test) {
      if (this.ignoreLeaks) return;
      var ok = this._globals;
      var globals = this.globalProps();
      var isNode = process.kill;
      var leaks;

      // check length - 2 ('errno' and 'location' globals)
      if (isNode && 1 == ok.length - globals.length) return;
      else if (2 == ok.length - globals.length) return;

      leaks = filterLeaks(ok, globals);
      this._globals = this._globals.concat(leaks);

      if (leaks.length > 1) {
        this.fail(test, new Error('global leaks detected: ' + leaks.join(', ') + ''));
      } else if (leaks.length) {
        this.fail(test, new Error('global leak detected: ' + leaks[0]));
      }
    };

    /**
     * Fail the given `test`.
     *
     * @param {Test} test
     * @param {Error} err
     * @api private
     */

    Runner.prototype.fail = function (test, err) {
      ++this.failures;
      test.state = 'failed';

      if ('string' == typeof err) {
        err = new Error('the string "' + err + '" was thrown, throw an Error :)');
      }

      this.emit('fail', test, err);
    };

    /**
     * Fail the given `hook` with `err`.
     *
     * Hook failures (currently) hard-end due
     * to that fact that a failing hook will
     * surely cause subsequent tests to fail,
     * causing jumbled reporting.
     *
     * @param {Hook} hook
     * @param {Error} err
     * @api private
     */

    Runner.prototype.failHook = function (hook, err) {
      this.fail(hook, err);
      this.emit('end');
    };

    /**
     * Run hook `name` callbacks and then invoke `fn()`.
     *
     * @param {String} name
     * @param {Function} function
     * @api private
     */

    Runner.prototype.hook = function (name, fn) {
      var suite = this.suite,
        hooks = suite['_' + name],
        self = this,
        timer;

      function next(i) {
        var hook = hooks[i];
        if (!hook) return fn();
        self.currentRunnable = hook;

        self.emit('hook', hook);

        hook.on('error', function (err) {
          self.failHook(hook, err);
        });

        hook.run(function (err) {
          hook.removeAllListeners('error');
          var testError = hook.error();
          if (testError) self.fail(self.test, testError);
          if (err) return self.failHook(hook, err);
          self.emit('hook end', hook);
          next(++i);
        });
      }

      process.nextTick(function () {
        next(0);
      });
    };

    /**
     * Run hook `name` for the given array of `suites`
     * in order, and callback `fn(err)`.
     *
     * @param {String} name
     * @param {Array} suites
     * @param {Function} fn
     * @api private
     */

    Runner.prototype.hooks = function (name, suites, fn) {
      var self = this,
        orig = this.suite;

      function next(suite) {
        self.suite = suite;

        if (!suite) {
          self.suite = orig;
          return fn();
        }

        self.hook(name, function (err) {
          if (err) {
            self.suite = orig;
            return fn(err);
          }

          next(suites.pop());
        });
      }

      next(suites.pop());
    };

    /**
     * Run hooks from the top level down.
     *
     * @param {String} name
     * @param {Function} fn
     * @api private
     */

    Runner.prototype.hookUp = function (name, fn) {
      var suites = [this.suite].concat(this.parents()).reverse();
      this.hooks(name, suites, fn);
    };

    /**
     * Run hooks from the bottom up.
     *
     * @param {String} name
     * @param {Function} fn
     * @api private
     */

    Runner.prototype.hookDown = function (name, fn) {
      var suites = [this.suite].concat(this.parents());
      this.hooks(name, suites, fn);
    };

    /**
     * Return an array of parent Suites from
     * closest to furthest.
     *
     * @return {Array}
     * @api private
     */

    Runner.prototype.parents = function () {
      var suite = this.suite,
        suites = [];
      while ((suite = suite.parent)) suites.push(suite);
      return suites;
    };

    /**
     * Run the current test and callback `fn(err)`.
     *
     * @param {Function} fn
     * @api private
     */

    Runner.prototype.runTest = function (fn) {
      var test = this.test,
        self = this;

      if (this.asyncOnly) test.asyncOnly = true;

      try {
        test.on('error', function (err) {
          self.fail(test, err);
        });
        test.run(fn);
      } catch (err) {
        fn(err);
      }
    };

    /**
     * Run tests in the given `suite` and invoke
     * the callback `fn()` when complete.
     *
     * @param {Suite} suite
     * @param {Function} fn
     * @api private
     */

    Runner.prototype.runTests = function (suite, fn) {
      var self = this,
        tests = suite.tests.slice(),
        test;

      function next(err) {
        // if we bail after first err
        if (self.failures && suite._bail) return fn();

        // next test
        test = tests.shift();

        // all done
        if (!test) return fn();

        // grep
        var match = self._grep.test(test.fullTitle());
        if (self._invert) match = !match;
        if (!match) return next();

        // pending
        if (test.pending) {
          self.emit('pending', test);
          self.emit('test end', test);
          return next();
        }

        // execute test and hook(s)
        self.emit('test', (self.test = test));
        self.hookDown('beforeEach', function () {
          self.currentRunnable = self.test;
          self.runTest(function (err) {
            test = self.test;

            if (err) {
              self.fail(test, err);
              self.emit('test end', test);
              return self.hookUp('afterEach', next);
            }

            test.state = 'passed';
            self.emit('pass', test);
            self.emit('test end', test);
            self.hookUp('afterEach', next);
          });
        });
      }

      this.next = next;
      next();
    };

    /**
     * Run the given `suite` and invoke the
     * callback `fn()` when complete.
     *
     * @param {Suite} suite
     * @param {Function} fn
     * @api private
     */

    Runner.prototype.runSuite = function (suite, fn) {
      var total = this.grepTotal(suite),
        self = this,
        i = 0;

      debug('run suite %s', suite.fullTitle());

      if (!total) return fn();

      this.emit('suite', (this.suite = suite));

      function next() {
        var curr = suite.suites[i++];
        if (!curr) return done();
        self.runSuite(curr, next);
      }

      function done() {
        self.suite = suite;
        self.hook('afterAll', function () {
          self.emit('suite end', suite);
          fn();
        });
      }

      this.hook('beforeAll', function () {
        self.runTests(suite, next);
      });
    };

    /**
     * Handle uncaught exceptions.
     *
     * @param {Error} err
     * @api private
     */

    Runner.prototype.uncaught = function (err) {
      debug('uncaught exception %s', err.message);
      var runnable = this.currentRunnable;
      if (!runnable || 'failed' == runnable.state) return;
      runnable.clearTimeout();
      err.uncaught = true;
      this.fail(runnable, err);

      // recover from test
      if ('test' == runnable.type) {
        this.emit('test end', runnable);
        this.hookUp('afterEach', this.next);
        return;
      }

      // bail on hooks
      this.emit('end');
    };

    /**
     * Run the root suite and invoke `fn(failures)`
     * on completion.
     *
     * @param {Function} fn
     * @return {Runner} for chaining
     * @api public
     */

    Runner.prototype.run = function (fn) {
      var self = this,
        fn = fn || function () {};

      debug('start');

      // callback
      this.on('end', function () {
        debug('end');
        process.removeListener('uncaughtException', self.uncaught.bind(self));
        fn(self.failures);
      });

      // run suites
      this.emit('start');
      this.runSuite(this.suite, function () {
        debug('finished running');
        self.emit('end');
      });

      // uncaught exception
      process.on('uncaughtException', this.uncaught.bind(this));

      return this;
    };

    /**
     * Filter leaks with the given globals flagged as `ok`.
     *
     * @param {Array} ok
     * @param {Array} globals
     * @return {Array}
     * @api private
     */

    function filterLeaks(ok, globals) {
      return filter(globals, function (key) {
        var matched = filter(ok, function (ok) {
          if (~ok.indexOf('*')) return 0 == key.indexOf(ok.split('*')[0]);
          // Opera and IE expose global variables for HTML element IDs (issue #243)
          if (/^mocha-/.test(key)) return true;
          return key == ok;
        });
        return matched.length == 0 && (!global.navigator || 'onerror' !== key);
      });
    }
  }); // module: runner.js

  require.register('suite.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var EventEmitter = require('browser/events').EventEmitter,
      debug = require('browser/debug')('mocha:suite'),
      milliseconds = require('./ms'),
      utils = require('./utils'),
      Hook = require('./hook');

    /**
     * Expose `Suite`.
     */

    exports = module.exports = Suite;

    /**
     * Create a new `Suite` with the given `title`
     * and parent `Suite`. When a suite with the
     * same title is already present, that suite
     * is returned to provide nicer reporter
     * and more flexible meta-testing.
     *
     * @param {Suite} parent
     * @param {String} title
     * @return {Suite}
     * @api public
     */

    exports.create = function (parent, title) {
      var suite = new Suite(title, parent.ctx);
      suite.parent = parent;
      if (parent.pending) suite.pending = true;
      title = suite.fullTitle();
      parent.addSuite(suite);
      return suite;
    };

    /**
     * Initialize a new `Suite` with the given
     * `title` and `ctx`.
     *
     * @param {String} title
     * @param {Context} ctx
     * @api private
     */

    function Suite(title, ctx) {
      this.title = title;
      this.ctx = ctx;
      this.suites = [];
      this.tests = [];
      this.pending = false;
      this._beforeEach = [];
      this._beforeAll = [];
      this._afterEach = [];
      this._afterAll = [];
      this.root = !title;
      this._timeout = 2000;
      this._slow = 75;
      this._bail = false;
    }

    /**
     * Inherit from `EventEmitter.prototype`.
     */

    Suite.prototype = new EventEmitter();
    Suite.prototype.constructor = Suite;

    /**
     * Return a clone of this `Suite`.
     *
     * @return {Suite}
     * @api private
     */

    Suite.prototype.clone = function () {
      var suite = new Suite(this.title);
      debug('clone');
      suite.ctx = this.ctx;
      suite.timeout(this.timeout());
      suite.slow(this.slow());
      suite.bail(this.bail());
      return suite;
    };

    /**
     * Set timeout `ms` or short-hand such as "2s".
     *
     * @param {Number|String} ms
     * @return {Suite|Number} for chaining
     * @api private
     */

    Suite.prototype.timeout = function (ms) {
      if (0 == arguments.length) return this._timeout;
      if ('string' == typeof ms) ms = milliseconds(ms);
      debug('timeout %d', ms);
      this._timeout = parseInt(ms, 10);
      return this;
    };

    /**
     * Set slow `ms` or short-hand such as "2s".
     *
     * @param {Number|String} ms
     * @return {Suite|Number} for chaining
     * @api private
     */

    Suite.prototype.slow = function (ms) {
      if (0 === arguments.length) return this._slow;
      if ('string' == typeof ms) ms = milliseconds(ms);
      debug('slow %d', ms);
      this._slow = ms;
      return this;
    };

    /**
     * Sets whether to bail after first error.
     *
     * @parma {Boolean} bail
     * @return {Suite|Number} for chaining
     * @api private
     */

    Suite.prototype.bail = function (bail) {
      if (0 == arguments.length) return this._bail;
      debug('bail %s', bail);
      this._bail = bail;
      return this;
    };

    /**
     * Run `fn(test[, done])` before running tests.
     *
     * @param {Function} fn
     * @return {Suite} for chaining
     * @api private
     */

    Suite.prototype.beforeAll = function (fn) {
      if (this.pending) return this;
      var hook = new Hook('"before all" hook', fn);
      hook.parent = this;
      hook.timeout(this.timeout());
      hook.slow(this.slow());
      hook.ctx = this.ctx;
      this._beforeAll.push(hook);
      this.emit('beforeAll', hook);
      return this;
    };

    /**
     * Run `fn(test[, done])` after running tests.
     *
     * @param {Function} fn
     * @return {Suite} for chaining
     * @api private
     */

    Suite.prototype.afterAll = function (fn) {
      if (this.pending) return this;
      var hook = new Hook('"after all" hook', fn);
      hook.parent = this;
      hook.timeout(this.timeout());
      hook.slow(this.slow());
      hook.ctx = this.ctx;
      this._afterAll.push(hook);
      this.emit('afterAll', hook);
      return this;
    };

    /**
     * Run `fn(test[, done])` before each test case.
     *
     * @param {Function} fn
     * @return {Suite} for chaining
     * @api private
     */

    Suite.prototype.beforeEach = function (fn) {
      if (this.pending) return this;
      var hook = new Hook('"before each" hook', fn);
      hook.parent = this;
      hook.timeout(this.timeout());
      hook.slow(this.slow());
      hook.ctx = this.ctx;
      this._beforeEach.push(hook);
      this.emit('beforeEach', hook);
      return this;
    };

    /**
     * Run `fn(test[, done])` after each test case.
     *
     * @param {Function} fn
     * @return {Suite} for chaining
     * @api private
     */

    Suite.prototype.afterEach = function (fn) {
      if (this.pending) return this;
      var hook = new Hook('"after each" hook', fn);
      hook.parent = this;
      hook.timeout(this.timeout());
      hook.slow(this.slow());
      hook.ctx = this.ctx;
      this._afterEach.push(hook);
      this.emit('afterEach', hook);
      return this;
    };

    /**
     * Add a test `suite`.
     *
     * @param {Suite} suite
     * @return {Suite} for chaining
     * @api private
     */

    Suite.prototype.addSuite = function (suite) {
      suite.parent = this;
      suite.timeout(this.timeout());
      suite.slow(this.slow());
      suite.bail(this.bail());
      this.suites.push(suite);
      this.emit('suite', suite);
      return this;
    };

    /**
     * Add a `test` to this suite.
     *
     * @param {Test} test
     * @return {Suite} for chaining
     * @api private
     */

    Suite.prototype.addTest = function (test) {
      test.parent = this;
      test.timeout(this.timeout());
      test.slow(this.slow());
      test.ctx = this.ctx;
      this.tests.push(test);
      this.emit('test', test);
      return this;
    };

    /**
     * Return the full title generated by recursively
     * concatenating the parent's full title.
     *
     * @return {String}
     * @api public
     */

    Suite.prototype.fullTitle = function () {
      if (this.parent) {
        var full = this.parent.fullTitle();
        if (full) return full + ' ' + this.title;
      }
      return this.title;
    };

    /**
     * Return the total number of tests.
     *
     * @return {Number}
     * @api public
     */

    Suite.prototype.total = function () {
      return (
        utils.reduce(
          this.suites,
          function (sum, suite) {
            return sum + suite.total();
          },
          0,
        ) + this.tests.length
      );
    };

    /**
     * Iterates through each suite recursively to find
     * all tests. Applies a function in the format
     * `fn(test)`.
     *
     * @param {Function} fn
     * @return {Suite}
     * @api private
     */

    Suite.prototype.eachTest = function (fn) {
      utils.forEach(this.tests, fn);
      utils.forEach(this.suites, function (suite) {
        suite.eachTest(fn);
      });
      return this;
    };
  }); // module: suite.js

  require.register('test.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var Runnable = require('./runnable');

    /**
     * Expose `Test`.
     */

    module.exports = Test;

    /**
     * Initialize a new `Test` with the given `title` and callback `fn`.
     *
     * @param {String} title
     * @param {Function} fn
     * @api private
     */

    function Test(title, fn) {
      Runnable.call(this, title, fn);
      this.pending = !fn;
      this.type = 'test';
    }

    /**
     * Inherit from `Runnable.prototype`.
     */

    Test.prototype = new Runnable();
    Test.prototype.constructor = Test;
  }); // module: test.js

  require.register('utils.js', function (module, exports, require) {
    /**
     * Module dependencies.
     */

    var fs = require('browser/fs'),
      path = require('browser/path'),
      join = path.join,
      debug = require('browser/debug')('mocha:watch');

    /**
     * Ignored directories.
     */

    var ignore = ['node_modules', '.git'];

    /**
     * Escape special characters in the given string of html.
     *
     * @param  {String} html
     * @return {String}
     * @api private
     */

    exports.escape = function (html) {
      return String(html).replace(/&/g, '&amp;').replace(/"/g, '&quot;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
    };

    /**
     * Array#forEach (<=IE8)
     *
     * @param {Array} array
     * @param {Function} fn
     * @param {Object} scope
     * @api private
     */

    exports.forEach = function (arr, fn, scope) {
      for (var i = 0, l = arr.length; i < l; i++) fn.call(scope, arr[i], i);
    };

    /**
     * Array#indexOf (<=IE8)
     *
     * @parma {Array} arr
     * @param {Object} obj to find index of
     * @param {Number} start
     * @api private
     */

    exports.indexOf = function (arr, obj, start) {
      for (var i = start || 0, l = arr.length; i < l; i++) {
        if (arr[i] === obj) return i;
      }
      return -1;
    };

    /**
     * Array#reduce (<=IE8)
     *
     * @param {Array} array
     * @param {Function} fn
     * @param {Object} initial value
     * @api private
     */

    exports.reduce = function (arr, fn, val) {
      var rval = val;

      for (var i = 0, l = arr.length; i < l; i++) {
        rval = fn(rval, arr[i], i, arr);
      }

      return rval;
    };

    /**
     * Array#filter (<=IE8)
     *
     * @param {Array} array
     * @param {Function} fn
     * @api private
     */

    exports.filter = function (arr, fn) {
      var ret = [];

      for (var i = 0, l = arr.length; i < l; i++) {
        var val = arr[i];
        if (fn(val, i, arr)) ret.push(val);
      }

      return ret;
    };

    /**
     * Object.keys (<=IE8)
     *
     * @param {Object} obj
     * @return {Array} keys
     * @api private
     */

    exports.keys =
      Object.keys ||
      function (obj) {
        var keys = [],
          has = Object.prototype.hasOwnProperty; // for `window` on <=IE8

        for (var key in obj) {
          if (has.call(obj, key)) {
            keys.push(key);
          }
        }

        return keys;
      };

    /**
     * Watch the given `files` for changes
     * and invoke `fn(file)` on modification.
     *
     * @param {Array} files
     * @param {Function} fn
     * @api private
     */

    exports.watch = function (files, fn) {
      var options = { interval: 100 };
      files.forEach(function (file) {
        debug('file %s', file);
        fs.watchFile(file, options, function (curr, prev) {
          if (prev.mtime < curr.mtime) fn(file);
        });
      });
    };

    /**
     * Ignored files.
     */

    function ignored(path) {
      return !~ignore.indexOf(path);
    }

    /**
     * Lookup files in the given `dir`.
     *
     * @return {Array}
     * @api private
     */

    exports.files = function (dir, ret) {
      ret = ret || [];

      fs.readdirSync(dir)
        .filter(ignored)
        .forEach(function (path) {
          path = join(dir, path);
          if (fs.statSync(path).isDirectory()) {
            exports.files(path, ret);
          } else if (path.match(/\.(js|coffee)$/)) {
            ret.push(path);
          }
        });

      return ret;
    };

    /**
     * Compute a slug from the given `str`.
     *
     * @param {String} str
     * @return {String}
     * @api private
     */

    exports.slug = function (str) {
      return str
        .toLowerCase()
        .replace(/ +/g, '-')
        .replace(/[^-\w]/g, '');
    };

    /**
     * Strip the function definition from `str`,
     * and re-indent for pre whitespace.
     */

    exports.clean = function (str) {
      str = str.replace(/^function *\(.*\) *{/, '').replace(/\s+\}$/, '');

      var spaces = str.match(/^\n?( *)/)[1].length,
        re = new RegExp('^ {' + spaces + '}', 'gm');

      str = str.replace(re, '');

      return exports.trim(str);
    };

    /**
     * Escape regular expression characters in `str`.
     *
     * @param {String} str
     * @return {String}
     * @api private
     */

    exports.escapeRegexp = function (str) {
      return str.replace(/[-\\^$*+?.()|[\]{}]/g, '\\$&');
    };

    /**
     * Trim the given `str`.
     *
     * @param {String} str
     * @return {String}
     * @api private
     */

    exports.trim = function (str) {
      return str.replace(/^\s+|\s+$/g, '');
    };

    /**
     * Parse the given `qs`.
     *
     * @param {String} qs
     * @return {Object}
     * @api private
     */

    exports.parseQuery = function (qs) {
      return exports.reduce(
        qs.replace('?', '').split('&'),
        function (obj, pair) {
          var i = pair.indexOf('='),
            key = pair.slice(0, i),
            val = pair.slice(++i);

          obj[key] = decodeURIComponent(val);
          return obj;
        },
        {},
      );
    };

    /**
     * Highlight the given string of `js`.
     *
     * @param {String} js
     * @return {String}
     * @api private
     */

    function highlight(js) {
      return js
        .replace(/</g, '&lt;')
        .replace(/>/g, '&gt;')
        .replace(/\/\/(.*)/gm, '<span class="comment">//$1</span>')
        .replace(/('.*?')/gm, '<span class="string">$1</span>')
        .replace(/(\d+\.\d+)/gm, '<span class="number">$1</span>')
        .replace(/(\d+)/gm, '<span class="number">$1</span>')
        .replace(/\bnew *(\w+)/gm, '<span class="keyword">new</span> <span class="init">$1</span>')
        .replace(/\b(function|new|throw|return|var|if|else)\b/gm, '<span class="keyword">$1</span>');
    }

    /**
     * Highlight the contents of tag `name`.
     *
     * @param {String} name
     * @api private
     */

    exports.highlightTags = function (name) {
      var code = document.getElementsByTagName(name);
      for (var i = 0, len = code.length; i < len; ++i) {
        code[i].innerHTML = highlight(code[i].innerHTML);
      }
    };
  }); // module: utils.js
  /**
   * Node shims.
   *
   * These are meant only to allow
   * mocha.js to run untouched, not
   * to allow running node code in
   * the browser.
   */

  process = {};
  process.exit = function (status) {};
  process.stdout = {};
  global = window;

  /**
   * next tick implementation.
   */

  process.nextTick = (function () {
    // postMessage behaves badly on IE8
    if (window.ActiveXObject || !window.postMessage) {
      return function (fn) {
        fn();
      };
    }

    // based on setZeroTimeout by David Baron
    // - http://dbaron.org/log/20100309-faster-timeouts
    var timeouts = [],
      name = 'mocha-zero-timeout';

    window.addEventListener(
      'message',
      function (e) {
        if (e.source == window && e.data == name) {
          if (e.stopPropagation) e.stopPropagation();
          if (timeouts.length) timeouts.shift()();
        }
      },
      true,
    );

    return function (fn) {
      timeouts.push(fn);
      window.postMessage(name, '*');
    };
  })();

  /**
   * Remove uncaughtException listener.
   */

  process.removeListener = function (e) {
    if ('uncaughtException' == e) {
      window.onerror = null;
    }
  };

  /**
   * Implements uncaughtException listener.
   */

  process.on = function (e, fn) {
    if ('uncaughtException' == e) {
      window.onerror = function (err, url, line) {
        fn(new Error(err + ' (' + url + ':' + line + ')'));
      };
    }
  };

  // boot
  (function () {
    /**
     * Expose mocha.
     */

    var Mocha = (window.Mocha = require('mocha')),
      mocha = (window.mocha = new Mocha({ reporter: 'html' }));

    /**
     * Override ui to ensure that the ui functions are initialized.
     * Normally this would happen in Mocha.prototype.loadFiles.
     */

    mocha.ui = function (ui) {
      Mocha.prototype.ui.call(this, ui);
      this.suite.emit('pre-require', window, null, this);
      return this;
    };

    /**
     * Setup mocha with the given setting options.
     */

    mocha.setup = function (opts) {
      if ('string' == typeof opts) opts = { ui: opts };
      for (var opt in opts) this[opt](opts[opt]);
      return this;
    };

    /**
     * Run mocha, returning the Runner.
     */

    mocha.run = function (fn) {
      var options = mocha.options;
      mocha.globals('location');

      var query = Mocha.utils.parseQuery(window.location.search || '');
      if (query.grep) mocha.grep(query.grep);
      if (query.invert) mocha.invert();

      return Mocha.prototype.run.call(mocha, function () {
        Mocha.utils.highlightTags('code');
        if (fn) fn();
      });
    };
  })();
})();
